Recently found a 3.5 carat,round cut stone...Not joking,looks amazing....Tom Science 4
2007-02-08 15:41:03 · 7 answers · asked by Anonymous in Science & Mathematics ➔ Earth Sciences & Geology
Because of the perfect 6 sided crystal lattice structure.
2007-02-08 15:43:32 · answer #1 · answered by Michael Dino C 4 · 0⤊ 0⤋
The carbon atoms are joined together using sp3 bonds arranged in a tetrahedron shape. Very strong bonding.
2007-02-08 23:49:56 · answer #2 · answered by Anonymous 7 · 1⤊ 0⤋
It is because of the strong chemical bonding of the carbon atoms
2007-02-09 00:07:49 · answer #3 · answered by kenneth h 6 · 0⤊ 0⤋
Three dimensional carbon bonds.
2007-02-08 23:43:55 · answer #4 · answered by Anonymous · 0⤊ 0⤋
because of strong attractive force b/n c-c bonds.due to covalent bonding
2007-02-09 01:57:00 · answer #5 · answered by sam_umarji 1 · 0⤊ 0⤋
When something is squeezed under pressure for hundreds of thousands of years its bound to get hard.
2007-02-08 23:44:01 · answer #6 · answered by Dan 3 · 0⤊ 2⤋
It is because of it's molecular structure.
2007-02-08 23:46:27 · answer #7 · answered by Herman 4 · 0⤊ 0⤋